Omar Barrera
— Claudio Padrón (voice)
Valerie Bertagnini
— Alicia Dangond (voice)
José Manuel Cantor
— Doctor (voice)
Javier Rodríguez Castellanos
— Emiliano Padrón (voice)
Oscar Javier Cuesta
— Porfirio Dangond (voice)
John Grey
— Jo Sha Lan (voice)
Raúl Gutiérrez
— Abuelo de Gabriel / 'Kid Pantaleón' (voice)
Rodolfo Gutiérrez
— Maestro (voice)
Michelle Gutíerrez
— Violeta Herrera (voice)
Flor Marina Lopes
— Maestra (voice)
Dora Luz Moreno
— Martin (voice)
Andrés Palacio
— Quique (voice)
Sebastián Saldarriaga
— Gabriel Dangond (voice)
Juliana Sanchéz
— Rosita (voice)
Diana Suárez
— Josefina (voice)